author | clasohm |
Thu, 26 Oct 1995 12:49:02 +0100 | |
changeset 1310 | 3d773439d844 |
parent 1203 | a39bec971684 |
child 1401 | 0c439768f45c |
permissions | -rw-r--r-- |
1123 | 1 |
(* Title: ZF/AC/AC18_AC19.thy |
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ID: $Id$ |
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Author: Krzysztof Grabczewski |
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Additional definition used in the proof AC19 ==> AC1 which is a part |
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of the chain AC1 ==> AC18 ==> AC19 ==> AC1 |
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*) |
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AC18_AC19 = AC_Equiv + |
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consts |
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u_ :: "i => i" |
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defs |
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u_def "u_(a) == {c Un {0}. c:a}" |
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end |